:root{--bg-primary:#f8fafc;--bg-secondary:#f1f5f9;--bg-card:#fff;--border-color:#00000014;--primary:#0f766e;--primary-light:#0d9488;--primary-bg:#f0fdfa;--warning:#b45309;--warning-bg:#fffbeb;--warning-border:#fde68a;--danger:#be123c;--success:#047857;--success-bg:#ecfdf5;--text-main:#0f172a;--text-muted:#475569;--text-light:#94a3b8;--font-heading:"Outfit", sans-serif;--font-body:"Inter", sans-serif;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--shadow-sm:0 1px 3px #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -1px #00000008;--shadow-lg:0 10px 15px -3px #0000000d, 0 4px 6px -2px #00000005}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-main);font-family:var(--font-body);-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.5}.app-header{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);z-index:100;position:sticky;top:0}.header-container{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:1rem 1.5rem;display:flex}.brand{align-items:center;gap:.5rem;display:flex}.brand-logo{font-size:1.5rem}.brand-name{font-family:var(--font-heading);color:var(--primary);font-size:1.5rem;font-weight:800}.view-toggle-container{align-items:center;gap:.75rem;display:flex}.toggle-label{color:var(--text-muted);font-size:.85rem;font-weight:600}.toggle-buttons{background-color:var(--bg-secondary);border-radius:var(--radius-sm);gap:2px;padding:3px;display:flex}.toggle-btn{font-family:var(--font-body);color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:6px 12px;font-size:.85rem;font-weight:600;transition:all .2s}.toggle-btn.active{background-color:var(--bg-card);color:var(--primary);box-shadow:var(--shadow-sm)}.app-content{max-width:1200px;margin:2rem auto;padding:0 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.2s}.tech-btn:hover{background-color:var(--primary);color:#fff}.sets-tracker{background-color:var(--bg-secondary);border-radius:var(--radius-sm);flex-wrap:wrap;gap:1rem;padding:.75rem;display:flex}.set-checkbox-label{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:.5rem;font-size:.85rem;font-weight:500;display:flex}.set-checkbox-label input{display:none}.custom-checkbox{border:2px solid var(--text-light);background-color:#fff;border-radius:4px;width:18px;height:18px;transition:all .2s;display:inline-block;position:relative}.set-checkbox-label input:checked+.custom-checkbox{background-color:var(--primary);border-color:var(--primary)}.set-checkbox-label input:checked+.custom-checkbox:after{content:"✓";color:#fff;font-size:10px;font-weight:800;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.set-num{color:var(--text-muted);transition:color .2s}.set-checkbox-label 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h3{font-family:var(--font-heading);margin-bottom:1rem}.client-list-ul{flex-direction:column;gap:.5rem;list-style:none;display:flex}.client-li{border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:.75rem;padding:.75rem;transition:background-color .2s;display:flex}.client-li:hover,.client-li.active{background-color:var(--bg-secondary)}.client-status{border-radius:50%;flex-shrink:0;width:10px;height:10px}.client-status.yellow{background-color:var(--warning)}.client-status.green{background-color:var(--success)}.client-info-mini{flex-direction:column;display:flex}.client-name-mini{font-size:.9rem;font-weight:600}.client-sub-mini{color:var(--text-light);font-size:.75rem}.card-header-flex{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem;padding-bottom:1rem;display:flex}.card-header-flex h2{font-family:var(--font-heading);font-size:1.4rem;font-weight:800}.card-header-flex 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var(--border-color);background-color:var(--bg-secondary);font-family:var(--font-body);color:var(--text-muted);border-radius:var(--radius-sm);cursor:pointer;padding:6px 16px;font-size:.8rem;font-weight:600;transition:all .2s}.step-select-btn.active{background-color:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow-sm)}.library-container{max-width:1000px;margin:0 auto}.filter-panel-card{background-color:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--border-color);flex-direction:column;gap:1.25rem;margin-bottom:2rem;padding:1.5rem;display:flex}.search-bar-container input{border:1px solid var(--border-color);border-radius:var(--radius-md);background-color:var(--bg-primary);width:100%;font-size:1rem;font-family:var(--font-body);padding:.85rem 1.25rem;transition:all .2s}.search-bar-container input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #0f766e1a}.filters-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;display:grid}.filter-group{flex-direction:column;gap:.4rem;display:flex}.filter-group label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:.8rem;font-weight:700}.filter-group select{border:1px solid var(--border-color);border-radius:var(--radius-sm);background-color:var(--bg-primary);font-family:var(--font-body);cursor:pointer;outline:none;padding:.65rem;font-size:.85rem;transition:border-color .2s}.filter-group select:focus{border-color:var(--primary)}.library-results-area{margin-bottom:3rem}.results-count{color:var(--text-muted);margin-bottom:1rem;font-size:.9rem;font-weight:600}.library-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;display:grid}.library-card{background-color:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);flex-direction:column;justify-content:space-between;min-height:200px;padding:1.25rem;transition:transform .2s,box-shadow .2s;display:flex}.library-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.library-card-header{margin-bottom:.75rem}.library-card-title{font-family:var(--font-heading);color:var(--text-main);margin-bottom:.5rem;font-size:1.15rem;font-weight:700}.library-tags-container{flex-wrap:wrap;gap:.35rem;margin-bottom:1rem;display:flex}.library-tag{text-transform:uppercase;border-radius:4px;padding:2px 6px;font-size:.7rem;font-weight:700}.tag-division{background-color:var(--primary-bg);color:var(--primary)}.tag-difficulty{background-color:var(--bg-secondary);color:var(--text-muted)}.tag-sport{color:#047857;background-color:#ecfdf5}.tag-danger{color:#b91c1c;background-color:#fef2f2;border:1px solid #fee2e2}.library-card-footer{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-top:auto;padding-top:.75rem;display:flex}.library-material-text{color:var(--text-muted);font-size:.8rem}.landing-hero{color:#fff;text-align:center;box-shadow:var(--shadow-lg);background-color:#0000;background-image:linear-gradient(#0f766ed9,#0f172aeb),url(/voley_hero.png);background-position:0 0,50%;background-repeat:repeat,no-repeat;background-size:cover;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;border-radius:24px;margin-bottom:4rem;padding:6.5rem 2rem;position:relative;overflow:hidden}